Home / 659,736.44-910,440.22-373,316.38

Finding the Fourth Proportional to 659,736.44, 910,440.22 and 373,316.38

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Solution

The fourth proportional to 659,736.44, 910,440.22 and 373,316.38 is: 515,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,736.44 : 910,440.22 = 373,316.38 : x
  2. Step 2: Convert to fraction form
    659,736.44/910,440.22 = 373,316.38/x
  3. Step 3: Cross multiply
    659,736.44x = 910,440.22 × 373,316.38
  4. Step 4: Simplify right side
    659,736.44x = 339,882,247,136.80
  5. Step 5: Solve for x
    x = 339,882,247,136.80/659,736.44
  6. Step 6: Final answer
    x = 515,178.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.